%0 Journal Article
%A Halina Swiatak
%T On alternative functional equations.
%J Aequationes mathematicae
%D 1977
%P 35-48
%V 15
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AM2_1977__15_136626/
%F AM2_1977__15_136626